A dirt road would heat up and cool down the quickest
Explanation:
This is because the soil gets heated up faster than water which is a slow conductor of heat so water gets heated gradually.
On the other hand, the soil gets cooled down quickly than water which gets cooled down slowly. Soil absorbs heat whereas water reflects heat so when cooling down water loses a lot of energy.
After reviewing the graph you posted with the question and also reviewing the 2011 reference tables, the estimated number of daylight hours that can occur on January 1 at 40° N latitude is 8.5 hours - 9.5 hours. Either of these will be correct to use.
Make flash cards that has the location of the state and what it looks like. For example Florida is on the right all the way on the bottom corner and looks like gun.